Mouthpiece cover



FIG. 1 is a top and rear perspective view of a mouthpiece cover showing my new design;

FIG. 2 is a top plan view thereof, the bottom plan view being identical;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a side elevational view thereof, the opposite side being identical;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a perspective view thereof, showing the operation of the mouthpiece cover to cover the mouthpiece;

FIG. 7 is a top and rear perspective view of a second embodiment of the mouthpiece cover;

FIG. 8 is a top plan view of FIG. 7, the bottom plan view being identical;

FIG. 9 is a rear elevational view of FIG. 7; and

FIG. 10 is a side elevational view of FIG. 7, the opposite side view being identical;

FIG. 11 is a front elevational view of FIG. 7; and

FIG. 12 is a perspective view of FIG. 7 showing the operation of the mouthpiece cover to cover the mouthpiece. 

The ornamental design for a mouthpiece cover, as shown and described. 